Re: mips 32 bit HIGHMEM support

[Ralf Baechle <ralf@linux-mips.org>]

On Thu, Oct 09, 2003 at 04:03:20PM +0200, Ralf Baechle wrote:

> It's got a limitation - it only works on physically indexed D-caches or
> more exactly processors that don't suffer from cache aliases.  On
> processors that have such aliases the necessary flushes are rather bad
> for performance so this currently simply isn't suported.

Small update - I changed the memory managment code to ignore highmem
on cache configuration that are not supported by the highmem code.

  Ralf